Used for installation examination and repairing ,and disassembly of blowout preventer.

I Use

The shifter is designed for installation, examination and repairing, and disassembly of blowout preventer. The shifter adopts pneumatic control, is stable in operation, convenient for operation, reliable in working, and perfect in performance.

II Characteristics

1 The shifter is composed of two separate slinging equipments;

2 The shifter adopts triple-distance physical design, and features in short cylinder stroke and large sling height;

3 The shifter adopts complete hydraulic control and has explosionproof performance;

4 Through controlling the open of hydraulic valve on hydraulic cabinet, the shifter could very easily control the speed of synchronous rising, lowering, forward lead and cutback, so the shifter is much convenient for the installation and disassembly of blowout preventer; and

5 All the rubber tubes which need to connect or breakaway in installation and disassembly of blowout preventer adopt high pressure pipe assembling, so installation and transportation are easy.

III Technical Parameter

1 Maximum lifting load: 2×250=500kN
2 Maximum lift stroke: 4m
3 Maximum lifting speed: 3.39m/min (double sides) 6.78m/min (single side)
4 Maximum lowering speed: 6.51m/min (double sides) 13.02m/min (single side)
5 Maximum level shift speed: (double sides, bothway) 12m/min
6 Maximum working pressure: 16MPa
7 Maximum flow: 120L/min
8 Diameter of wire rope: 28mm